Where ancient stadiums, bridges, homes, and weapons shape the modern world.
See how ancient discoveries inspired the structures and engineering technologies that define modern life. This season explores colossal stadiums, bridges, homes, hidden infrastructure, and weapons, revealing how early engineers achieved precision and scale with the simplest tools. Sign up to uncover the ideas behind wonders that still influence what we build today.
Episode guide
10 episodes- New shows weeklyFresh documentaries land every week.
- Exclusive originalsAward-winning films you can’t stream anywhere else.
- Watch anywherePhone, tablet, web and TV — pick up where you left off.
- No commitmentNo contract. Cancel in a click.
Frequently asked questions
Yes. Every plan unlocks the full library — including all Curiosity Originals like Ancient Engineering (Season 2) — in up to 4K, ad-free, on all your devices.
Ancient Engineering (Season 2) is a Curiosity Original, exclusive to Curiosity Stream.
Watch on the web, iOS and Android, Roku, Apple TV, Amazon Fire TV, Chromecast, Android TV, and most smart TVs. Start on one device and pick up right where you left off on another.
Curiosity Stream is our streaming service — thousands of documentaries and originals. The Smart Bundle is Curiosity Stream plus four other independent streaming services (Tastemade, Kidstream, Curiosity University, and SOMM TV) on a single subscription.